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PCF8575CDGVR Datasheet(PDF) 12 Page - Texas Instruments

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Part # PCF8575CDGVR
Description  SMBus Low-Power I/O Expander
PDF  38 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

PCF8575CDGVR Datasheet(HTML) 12 Page - Texas Instruments

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To Interrupt
Logic
P07−P00
VCC
GND
C
S
I
D
Q
FF
C
S
I
D
Q
FF
Write Pulse
Data From
Shift Register
Power-On
Reset
Read Pulse
Data To
Shift Register
P17−P10
IOL
IOHT
22
I/O
Port
P17−P10
Shift
Register
16 Bits
LP Filter
Interrupt
Logic
Input
Filter
23
Power-On
Reset
Read Pulse
Write Pulse
PCF8575C
3
2
21
1
24
12
GND
VCC
SDA
SCL
A2
A1
A0
INT
I2C Bus
Control
P07−P00
PCF8575C
SCPS123F – MARCH 2005 – REVISED JANUARY 2015
www.ti.com
8.2 Functional Block Diagram
8.2.1 Simplified Block Diagram of Device
8.2.2 Simplified Schematic Diagram of Each P-Port Input/Output
12
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Copyright © 2005–2015, Texas Instruments Incorporated
Product Folder Links: PCF8575C



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